RJ45 Splitter Adapter LAN Ethernet 1 to 2 Way Dual Female Port Connector Plug 5

Easily convert your RJ45 connection into two RJ45 sockets with this network splitter. This RJ45 Splitter Connectors Coupler Convert and Increase Your reticule connection from 1 To 2 sockets, then you can use your computer or laptop in two-room or place.

eBay